S
M
T
W
T
F
S
28
73°
49°
29
76°
53°
30
78°
60°
1
82°
52°
2
77°
52°
3
72°
53°
4
75°
52°
5
74°
51°
6
77°
55°
7
80°
52°
8
75°
57°
9
80°
58°
10
84°
49°
11
75°
60°
12
Hist. Avg.
79°
59°
13
Hist. Avg.
79°
59°
14
Hist. Avg.
79°
59°
15
Hist. Avg.
80°
60°
16
Hist. Avg.
80°
60°
17
Hist. Avg.
80°
60°
18
Hist. Avg.
80°
60°
19
Hist. Avg.
79°
59°
20
Hist. Avg.
79°
59°
21
Hist. Avg.
79°
59°
22
Hist. Avg.
79°
59°
23
Hist. Avg.
79°
59°
24
Hist. Avg.
79°
59°
25
Hist. Avg.
79°
59°
26
Hist. Avg.
79°
59°
27
Hist. Avg.
79°
59°
28
Hist. Avg.
79°
59°
29
Hist. Avg.
78°
59°
30
Hist. Avg.
78°
59°
31
Hist. Avg.
78°
59°
1
Hist. Avg.
78°
59°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
July Weather in Arnprior
Arnprior's July 2026 forecast shows daily high temperatures ranging from 72° to 84°, with overnight lows between 49° and 60°. The average high for July is 77° with an average low of 54°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how July weather will actually feel in Arnprior. See also: August | September | October.